package BC74_HTTP状态码;


import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        while (sc.hasNext()) {
            int num = sc.nextInt();
            switch (num) {
                case 200:
                    System.out.println("OK");
                    break;
                case 202:
                    System.out.println("Accepted");
                    break;
                case 400:
                    System.out.println("Bad Request");
                    break;
                case 403:
                    System.out.println("Forbidden");
                    break;
                case 404:
                    System.out.println("Not Found");
                    break;
                case 500:
                    System.out.println("Internal Server Error");
                    break;
                case 502:
                    System.out.println("Bad Gateway");
                    break;
                default:
                    break;
            }
        }
    }
}
